Shelf support beam



FIG. 1 is an isometric view of the shelf support beam of our new design;

FIG. 2 is a front isometric view thereof;

FIG. 3 is another front isometric view thereof;

FIG. 4 is a rear isometric view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom view thereof;

FIG. 9 is a left side elevational view thereof, a right side elevational view being a mirror image;

FIG. 10 is a cross-sectional view of a portion of FIG. 3; and,

FIG. 11 is a rear cross section view of FIG. 10.

The broken lines showing are included for the purpose of illustrating environment and form no part of the claimed design.

The diagonal lines illustrated on the end of the enlarged portion of the shelf support beam in FIG. 10 represent a cross-sectional view and does not form part of the claimed design. 

CLAIM The ornamental design for a shelf support beam, as shown and described. 